(19)

(11)

EP 2 834 765 A1

(12)

(43) Date of publication: 11.02.2015 Bulletin 2015/07 (21) Application number: 13772415.9 (22) Date of filing: 02.04.2013

(51) International Patent Classification (IPC):  G06F 21/00(2013.01) (86) International application number: PCT/US2013/035036 (87) International publication number: WO 2013/152050 (10.10.2013 Gazette 2013/41)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 03.04.2012 US 201213438546 (71) Applicants: Google Inc. Mountain View, CA 94043 (US) Granstrom, Johan Georg 8002 Zurich (CH)	(72) Inventor: GRANSTROM, Johan Georg CH-8002 Zurich (CH) (74) Representative: Betten & Resch  Theatinerstrasse 8 80333 München 80333 München (DE)